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Ectypodus

Ectypodus is an extinct genus of mammals, containing the species E. aphronorus, E. childei, E. musculus, E. lovei, E. powelli, E. szalayi, and E. tardus. Ectypodus was an arboreal omnivore, living in the Paleocene to Eocene of North America and Europe. A fossil of E. arctos was found on Ellesmere Island, Canada. Ectypodus was first described by William Diller Matthew (1871–1930) and Walter W. Granger in 1921. Ectypodus musculus was heavier than other subtaxa, weighing at 30 kg, while other subtaxa weighed at 15kg, except E. powelli, which weighed 20 kg.

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Article summary

Ectypodus is an extinct genus of mammals, containing the species E. aphronorus, E. childei, E. musculus, E. lovei, E. powelli, E. szalayi, and E. tardus. Ectypodus was an arboreal omnivore, living in the Paleocene to Eocene of North America and Europe. A fossil of E. arctos was found on Ellesmere Island, Canada. Ectypodus was first described by William Diller Matthew (1871–1930) and Walter W. Granger in 1921. Ectypodus musculus was heavier than other subtaxa, weighing at 30 kg, while other subtaxa weighed at 15kg, except E. powelli, which weighed 20 kg.

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  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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